18405338

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{69193}}^1$

素因数の和:69221

約数の個数: 16

約数和(自身を含む): 33213120

約数和(自身を除く): 14807782

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 69193, 138386, 484351, 968702, 1314667, 2629334, 9202669, 18405338]

約数ペア:

[(1, 18405338), (2, 9202669), (7, 2629334), (14, 1314667), (19, 968702), (38, 484351), (133, 138386), (266, 69193)]